Argon is a chemical element with symbol Ar and atomic number 18. It is in group 18 of the periodic table and is a noble gas.  Argon is the third most common gas in ...
Element Argon (Ar), Group 18, Atomic Number 18, p-block, Mass 39.948. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.
What's in a name? From the Greek word for inactive, argos. Say what? Argon is pronounced as AR-gon. History and Uses: Argon was discovered by Sir William Ramsay, a ...
Argon is a colourless and odourless gas present to a very small extent in the atmosphere. Argon is very inert (indeed it is referred to as one of the noble gases) and ...
: a colorless odorless inert gaseous element found in the air and in volcanic gases and used especially in lasers and electric bulbs—symbol Ar; see element table
Argon. Argon was suspected to be present in air by Henry Cavendish in 1785 but wasn't discovered until 1894 by Lord Rayleigh and Sir William Ramsay.
Argon's discovery, interesting facts, and properties - plus informative videos and comprehensive data tables.
Argon 18 est un fabricant de vélos de route haut de gamme et de haute performance situé à Montréal, au Canada.
Argon Medical Devices is a global manufacturer of specialty medical products headquartered in Plano, Texas. We offer a broad line of medical devices for ...
ar·gon (är′gŏn′) n. Symbol Ar A colorless, odorless, inert gaseous element constituting approximately one percent of the earth's atmosphere, from which it is ...